Available in Type 303 and Type 316 stainless steel as well as lengths to 108 in. (max), 1.75 x 1.44 in. Long Super Air Knives produce a laminar sheet of airflow to blow off, dry, or cool surfaces. All air knives 60 in. and longer have one-piece construction. Corrosion-resistant design withstands temperatures to 800°F, and energy-efficient design minimizes compressed air use by entraining 40 parts room air to one part compressed air. Force of uniform air curtain is infinitely adjustable.